Related Conditions
400 Series
431 Stainless Steel 1.4057
BS: 431S29 | EN: 1.4057 | AISI: 431
Grade 431/stainless steel 1.4057 is a high-Chromium, low-Nickel martensitic stainless. These additions provide higher strength & better corrosion resistance to further improves its properties.
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| Width | Thickness | ||
|---|---|---|---|
| 25.4 | 50.8 | 76.2 | |
| 25.4 | x | ||
| 50.8 | x | ||
| 76.2 | x | x | x |
| 101.6 | x | ||
| 127 | x | ||
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4
5
6.604
8.255
10
10.21
12.7
12.954
14.287
15.239
15.875
16.256
18.237
19.304
20.243
22.479
25.273
25.654
28.829
30.251
32
32.258
35.229
38.404
40.309
42.011
45.288
47.879
50.291
51.104
55.295
57.505
60.325
63.881
65.354
66.675
70.307
75.59
76.581
80
80.467
80.5
82.55
85.445
86.25
89.281
90.5
95
101.981
107.95
110.762
111
116
121.031
121.107
125.762
127.508
127.762
128
131
133.35
135
135.202
136
140
141
142
147
150.762
152
153.162
158.75
161
162
166.5
171
171.45
172
177.8
180
181
182
184.15
186
190
190.5
191.5
192
195.762
203.2
210.762
211.762
215.9
221
222.25
228.6
241.3
250
254
260
266.7
280
292.1
304.8
317.5
330.2
340
345
350
355.6
360
368.3
381
406.4
425.45
455
460
505
510
520
Enquire Now
Can’t find what you are looking for? More sizes available on request. Click here to get in touch!
- 25.4 x 25.4
- 50.8 x 50.8
- 76.2 x 25.4
- 76.2 x 50.8
- 76.2 x 76.2
- 101.6 x 50.8
- 127 x 25.4
- 4
- 5
- 6.604
- 8.255
- 10
- 10.21
- 12.7
- 12.954
- 14.287
- 15.239
- 15.875
- 16.256
- 18.237
- 19.304
- 20.243
- 22.479
- 25.273
- 25.654
- 28.829
- 30.251
- 32
- 32.258
- 35.229
- 38.404
- 40.309
- 42.011
- 45.288
- 47.879
- 50.291
- 51.104
- 55.295
- 57.505
- 60.325
- 63.881
- 65.354
- 66.675
- 70.307
- 75.59
- 76.581
- 80
- 80.467
- 80.5
- 82.55
- 85.445
- 86.25
- 89.281
- 90.5
- 95
- 101.981
- 107.95
- 110.762
- 111
- 116
- 121.031
- 121.107
- 125.762
- 127.508
- 127.762
- 128
- 131
- 133.35
- 135
- 135.202
- 136
- 140
- 141
- 142
- 147
- 150.762
- 152
- 153.162
- 158.75
- 161
- 162
- 166.5
- 171
- 171.45
- 172
- 177.8
- 180
- 181
- 182
- 184.15
- 186
- 190
- 190.5
- 191.5
- 192
- 195.762
- 203.2
- 210.762
- 211.762
- 215.9
- 221
- 222.25
- 228.6
- 241.3
- 250
- 254
- 260
- 266.7
- 280
- 292.1
- 304.8
- 317.5
- 330.2
- 340
- 345
- 350
- 355.6
- 360
- 368.3
- 381
- 406.4
- 425.45
- 455
- 460
- 505
- 510
- 520
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Supplied Condition (where applicable):
- We supply 431S29/1.4057 Condition ‘T’ to max hardness 302 HB.
- Quenched (hardened) & Tempered (QT800)
- Specifications: BS 970 / EN 10088-3 / ASTM A276/479
Chemical Composition (%):
| C | Cr | Ni | Mo |
|---|---|---|---|
| 0,12-0,22 | 15,0-17,0 | 1,5-3,0 |
-
431 Stainless Steel Properties
- High hardenability
- Combines high tensile strength, good toughness & reasonable corrosion resistance to mild marine environments
- Easily machined
- Poor weldability - preheat to improve
- Magnetic
- Marine equipment
- Propeller shafts
- Driveshafts
- Axels
- Aircraft components
Supplied Condition (where applicable):
- We supply 431S29/1.4057 Condition ‘T’ to max hardness 302 HB.
- Quenched (hardened) & Tempered (QT800)
- Specifications: BS 970 / EN 10088-3 / ASTM A276/479
Chemical Composition (%):
| C | Cr | Ni | Mo |
|---|---|---|---|
| 0,12-0,22 | 15,0-17,0 | 1,5-3,0 |
-
431 Stainless Steel Properties
- High hardenability
- Combines high tensile strength, good toughness & reasonable corrosion resistance to mild marine environments
- Easily machined
- Poor weldability - preheat to improve
- Magnetic
- Marine equipment
- Propeller shafts
- Driveshafts
- Axels
- Aircraft components
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